TY - SER AU - Silva,L.F.da AU - Guerra,C.C. AU - Czermainski,A.B.C. AU - Ferrari,L. AU - Bergold,A.M. TI - Validation of a chromatographic method to routine analysis of trans-resveratrol and quercetin in red wines KW - VINHO KW - CROMATOGRAFIA KW - ENOLOGIA ER -